How to Fix Windows 11 Not Waking Up After Sleep Mode

Lately, many users have complained that their computers won't wake up after entering Sleep mode on Windows 11.

When the problem happens, the keyboard lights stay on, which shows the computer has started, but the screen stays black. Hung Phat has put together 10 steps to help you diagnose the problem and fix it. As you may know, this is a real headache for some users, especially if they are in the middle of something important, since they lose all their work and have to restart the computer to apply the fixes below.

Step 01: Open the "Start Menu" (the Windows 11 logo), type "Control Panel," and click Control Panel.

Step 02: Click "Hardware and Sound."

Step 03: Click "Power Options."

Step 04: Click "Change plan settings" next to the power plan your computer is currently using (in the screenshot, it is Balanced Recommended).

Step 05: Click "Change Advanced Power Settings."

Step 06: Find "Setting: Moderate Power Savings" under PCI Express => Link State Power Management and change the Setting to Off. Once it is set to Off, click Apply => then OK.

Step 07: Close Control Panel and test Sleep mode. If everything works, restart your computer and enjoy the result. If it still doesn't work, continue with Step 08.

Step 08: Open the "Start Menu" (the Windows 11 logo), type "CMD," right-click Command Prompt, and choose Run As Administrator.

Step 09: The User Account Control window appears. Just select Yes.

Step 10: A new window (Administrator Command Prompt) opens. Type the following command: " powercfg -h off " and press Enter. At this point, you're almost done. Close the window, restart the computer, and enjoy the result.

Good luck fixing the issue of your computer not waking up from Sleep mode on Windows 11.

ABOUT THE AUTHOR

Phát Lâm

I'm Phát Lâm, CEO of Hungphatlaptop.com and an IT specialist with years of experience in PC reviews, technology infrastructure and networking. With a deep understanding of hardware configurations, system performance and market trends, I focus on recommending the right solution so every customer gets a device that fits their needs, delivers strong performance, keeps costs in check and offers real value.

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